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Add skeleton for Itisa Flash Gun #14245

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3 changes: 3 additions & 0 deletions src/mame/mame.lst
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Original file line number Diff line number Diff line change
Expand Up @@ -43543,6 +43543,9 @@ fc100
@source:skeleton/fk1.cpp
fk1

@source:skeleton/flashgun.cpp
flashgun

@source:skeleton/flashvga2.cpp
ruletamag

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105 changes: 105 additions & 0 deletions src/mame/skeleton/flashgun.cpp
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// license:BSD-3-Clause
// copyright-holders:

/***************************************************************************************************
Skeleton driver for ITISA Flash Gun

The game projects "clay pigeons" (really just White light spots) on a fixed Surface with a
painted landscape, moving them with a combination of lenses and motors, and then the payer
shoots at them with a lightgun (there are two rifles, it's a two players game).

More info: https://www.recreativas.org/flash-gun-2404-itisa-electronics

PCB layout:
______________________________________________________________________________________
| _ ___________________ __________ __________ _______ |
| (_) | Z8400APS Z80 CPU | |M74LS74AP| Xtal |74LS259N_| |DIPSx4| |
| LED |__________________| 12 MHz |
_|_ __________ __________ _______ __________ __________ __________ |
| | |M74LS244P| |M74LS74AP| |RC555N| |M74LS04P_| |M74LS138P| |M74LS74AP| |
| | |
| | __________ __________ __________ __________ __________ __________ |
| | |M74LS244P| |M74LS245P| |_74LS14N_| |M74LS138P| |74LS259N_| |M74LS240P| |
| | ____________ |
|___| | EPROM | __________ __________ __________ __________ __________ |
| |___________| |__7406N__| |M74LS138P| |M74LS273P| |ULN2803A_| |M74LS240P| |
| ____________ |
| |HM6116LP-3 | __________ __________ __________ __________ __________ |
| |___________| |__7406N__| |M74LS174P| |M74LS174P| |__7407N__| |M74LS240P| |
| |
| __________ __________ __________ __________ |
| |__7402N__| |__7402N__| |__7407N__| |__7407N__| |
_|_ ____________________ |
| | | AY-3-8910 | __________ |
| | |___________________| |HA1366WR | |
| | ____________________ |
| | | AY-3-8910 | __________ |
| | |___________________| |HA1366WR | |
|___| ____________________ |
| | AY-3-8910 | __________ |
| |___________________| |HA1366WR | |
| ____ ______|
|_________________________________| |_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|

*/

#include "emu.h"

#include "cpu/z80/z80.h"
#include "sound/ay8910.h"

#include "speaker.h"

namespace {

class flashgun_state : public driver_device
{
public:
flashgun_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_ay8910(*this, "ay%u", 1U)
{
}

void flashgun(machine_config &config);

private:
required_device<z80_device> m_maincpu;
required_device_array<ay8910_device, 3> m_ay8910;
};

static INPUT_PORTS_START(flashgun)
PORT_START("DSW0")
PORT_DIPUNKNOWN_DIPLOC(0x01, 0x01, "SW0:1")
PORT_DIPUNKNOWN_DIPLOC(0x02, 0x02, "SW0:2")
PORT_DIPUNKNOWN_DIPLOC(0x04, 0x04, "SW0:3")
PORT_DIPUNKNOWN_DIPLOC(0x08, 0x08, "SW0:4")
INPUT_PORTS_END

void flashgun_state::flashgun(machine_config &config)
{
Z80(config, m_maincpu, 12_MHz_XTAL / 4); // Guess

SPEAKER(config, "speaker").front_center();

AY8910(config, m_ay8910[0], 12_MHz_XTAL / 8); // Guess
m_ay8910[0]->port_a_read_callback().set_ioport("DSW0");
m_ay8910[0]->add_route(ALL_OUTPUTS, "speaker", 0.25);

AY8910(config, m_ay8910[1], 12_MHz_XTAL / 8); // Guess
m_ay8910[1]->add_route(ALL_OUTPUTS, "speaker", 0.25);

AY8910(config, m_ay8910[2], 12_MHz_XTAL / 8); // Guess
m_ay8910[2]->add_route(ALL_OUTPUTS, "speaker", 0.25);

}

ROM_START(flashgun)
ROM_REGION(0x2000, "maincpu", 0)
ROM_LOAD("2764.a4", 0x0000, 0x2000, CRC(c3a1fc10) SHA1(356a4afab196f972d9bfcec554a06ba51162068d))
ROM_END

} // anonymous namespace

GAME(1986, flashgun, 0, flashgun, flashgun, flashgun_state, empty_init, ROT0, "Itisa", "Flash Gun", MACHINE_NO_SOUND | MACHINE_NOT_WORKING | MACHINE_MECHANICAL)
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